Cartograph



`lune 6, 1939.

G. A. MCDONALD 2,161,717

CARTOGRAPH Filed NOV. 29, 1937 rwmwin ATTORNEYS Patented June 6, 1.939 vi" Ui'iE STATES PATENT OFFECE CARTOGRAPH Grace A. McDonald, Petersburg,Ill.

Application November 29, 1937, Serial No. 177,131

5 Claims. (Cl. 35-41) My invention relates to cartographs and moreconstructed of wood or the like thereby permitparticularly tocartographs of the bas-relief type. ting the structure to be used as atable. How- One of the principal objects of my invention ever, the covermay, if desired, be constructed of is to provide a cartograph havingland areas transparent material, for instance glass, whereby 5 dened byactual liquid. the interior of the tank may be viewed there- 5 Anotherobject of my invention is to pro-vide through. a device of the abovedescribed character which From the foregoing it will be apparent thatthe is simple in construction, eiiicient in use and lends plates l Idenne land areas and that the liquid itself to the teaching of geographyand history. forms bodies of Water bounding said land areas.

l Other objects and advantages will be apparent A map of this characterpermits the teachings of 10 from the following description, appendedclaims geography and history to children in a manner and annexeddrawing. whereby they can readily grasp the difference Referring to thedrawing wherein like referbetween the land areas and the bodies of Waterence characters designate like parts throughout surrounding the same.

l the several views: If desired' models of ships and the like may be l5Fig. l is a top plan view of my invention. employed and moved betweenthe different land Fig. 2 is a sectional view taken on a line 2-2 areasto illustrate trade routes and for illustratof Figure l. ing historicaljourneys of various ships. The Fig. 3 is a sectional View of a modiedform plates may be of the bas-relief type and have of plate. buildings,flags or other devices formed thereon 20 In practicing my invention Iprovide a support for further illustrating historical and geographframe5 of substantially rectangular conflguraiCal eras.

tion having legs E secured to the corners thereof The InOded fOrrn 0fPlate illuStrB-ted in Figfor supporting the frame above a floor or theure 3 depicts the mountainS, hills 0r the like like. as being raisedabove the upper surface of the 25 Mounted within the frame 5 is areceptade in plate to lend a more realistic setting to the the form ofan elongated tank 'l having an open CartOgraDh. top and a bottom. 8.Vertically extending side What I Claim ist Walls e are provided andengage the inner faces 1- A oartograpb, comprising, a receptacle havsoof the frame t, said side wens having outwardly ing a bottom, a platemounted on and Snaoed so extending anges formed at the top thereofenfrom Said bOttOnl and adapted 'G0 define gef)m .gaging the top facesof the frame whereby the graphical area of land bounded by a bodi7 0ftank is supported in suspended position Within Water, and a body ofliquid in Said reCeDtaCle the frame, and contacting said plate torepresent said body secured to the bottom e of the tank are o pluofWater bounding said area of land. g; rality of vertically extendingposts l0 on which 2. A deVCe 0f the Chaflaeter deSCrlOed, COmlOIS- ismounted a plurality of spaced plates Il, said ing, a reCepaCle lldVlng dbOtllOn. a plurality Of plates being of a suitable conuration to dennespaced plates Supported above said bottom and geographical land areas,for instance various adapted t0 define geegrtphical areas Of land 40continents, islands and the like. Said plates, on bounded by a body ofWater, a body 0I" liquid 40 the upper faces thereof, are colored todefine the within said receptacle and contacting said plates boundariesbetween the diirerent countries on t0 represent Said lOOdY 0f Waterbeundng Said their respective continente and the like. The areas ofland, and means maintaining Said plates plates are segmented whereby todenne inland spaced relative to each other.

bodies of water, rivers, streams and the like. 3. A deVlCe 0f theCharacter described, com- 45 The tank is supplied with a liquid ofsufficient prsng, a Support frame, a receptacle Supported depth wherebythe plates Il are maintained in Said frame and having d lOOttOm, platesabove the surface thereof. mounted on and spaced from said bottom andThe bottom a of the tankis formed with an outadapted to denegeosraplnoal areas of land let closed by a removable plug i2 in orderthat bOullded by d lOOdY 0f Water, and B' bOdy 0f ld- 50 the water orliquid may be drained from the tank uid in said receptacle andcontacting said plates when desired. to represent said body of waterbounding said A protective sectional cover I3 is hinged to the areas ofland, and posts supporting said plates in leg 6 and is foldable over thetank 1 as illustrated spaced relation on the surface of said Water. indotted line in Figures 1 and 2. The cover is 4. A cartograph,comprising, a receptacle hav- 55 prising, a support frame, a receptaclesupported in said frame and havingarbottom, plates mount- Y ed on andspaced from sai-dl bottom and adapted to dene geographical areas of landbounded by a body of Water, and a body of liquid in said re- 'ceptacleand contacting vsaid plates to represent l said body of Water boundingsaid areas| of land;V

and posts supporting said plates in spaced relation on the surface ofsaid Water, said plates having upper faces fashioned with reliefs fordepicting said areas.

GRACEA. MCDONALD.

